Lenovo ThinkSystem SR250
Lenovo's affordable single-socket 1U rack server (machine types 7Y51/7Y52, plus 7Y72/7Y73 in India) for Intel Xeon E-2100/E-2200, Core i3, Pentium Gold and Celeron processors, with four ECC UDIMM slots (up to 128 GB), 4 LFF or up to 10 SFF drives (two of them NVMe-capable) and up to three PCIe 3.0 slots in a 545 mm deep chassis. Built for small and medium businesses and distributed sites; succeeded by the SR250 V2.
Memory
- Slots
- 4 DIMM (2 channels, 2 DIMMs per channel)
- Types
- Lenovo TruDDR4 ECC UDIMM: 8 GB (1Rx8), 16 GB (2Rx8), 32 GB (2Rx8), 2666 MHz, 1.2 V
- Speed
- Up to 2666 MHz, set by the processor (2400 MHz for Core i3, Pentium Gold and Celeron); full speed needs Max performance mode in UEFI
- Max
- 128 GB (4 × 32 GB) with Xeon E; 64 GB (4 × 16 GB) with Core i3 / Pentium Gold / Celeron
- Rules
- 1, 2, 3 or 4 UDIMMs; mixing capacities not supported
- Protection
- ECC
Storage
- 3.5" chassis
- 4 × 3.5" SATA simple-swap or 4 × 3.5" SAS/SATA hot-swap
- 2.5" chassis
- 8 × 2.5" SAS/SATA hot-swap, or 10 × 2.5" hot-swap (10 SAS/SATA, or 8 SAS/SATA + 2 NVMe in AnyBay bays 8-9)
- NVMe
- Bays 8 and 9 via the ThinkSystem 1610-4P NVMe Switch Adapter in slot 2 (PCIe 3.0 x4 per drive, non-RAID); not on machine type 7Y73
- Max capacity
- 76.8 TB (10 × 7.68 TB SSD) or 80 TB (4 × 20 TB 3.5" HDD)
- Onboard controller
- Intel C246 6 Gb SATA: AHCI or Intel RSTe software RAID 0/1/10/5; 8 ports (one Mini-SAS HD + four SATA)
- RAID adapters
- RAID 530-8i, 540-8i, 730-8i 1GB / 2GB Flash, 930-8i 2GB, 930-16i 4GB, 940-8i 4GB, 940-16i 4GB (slot 2 or 3); 10 SAS/SATA bays need a 930-16i or 430-16i
- HBAs
- 430-8i, 430-16i, 440-8i, 440-16i SAS/SATA 12Gb
- M.2
- 1 × M.2 SATA SSD (non-hot-swap, 32 GB to 960 GB options); not usable when eight drives run from the onboard SATA controller
- Optical
- None internal; external USB DVD RW option
Graphics
- Onboard
- Matrox G200 (16 MB) in the XClarity Controller, max 1920×1200 at 60 Hz, 32 bpp
- GPU adapters
- 1 × NVIDIA Quadro P620 2GB in slot 2, only with 450 W hot-swap PSUs (withdrawn from marketing 2022)
Expansion
- Slot 1
- PCIe 3.0 x8, low profile (x8/x16 riser only; not present with the x16 riser)
- Slot 2
- PCIe 3.0 x8 (x16 connector) or x16, full-height, half-length (on the riser)
- Slot 3
- PCIe 3.0 x4 (x8 connector) on the system board; internal storage controller only
- Riser options
- ThinkSystem SR250/SR150 PCIe x16/x8 Riser (slots 1 + 2) or SR250 PCIe x16 Riser (slot 2 only); a riser is required
Networking
- Onboard
- 2 × 10/100/1000 Mb RJ-45 (Broadcom BCM5720)
- Management
- 1 × dedicated 10/100/1000 Mb RJ-45 XClarity Controller port
- Adapters
- 1 GbE (Broadcom 5719/5720, Intel I350), 10 GbE (Broadcom 57416, Emulex VFA5.2, OCe14104B-NX, Intel X550 / X710, QLogic QL41134), 25 GbE (Broadcom 57412, Intel XXV710, Mellanox ConnectX-4 Lx, QLogic QL41262), 16 Gb FC (Emulex)
Power
- PSU options
- 1 × fixed 300 W 80 PLUS Gold (factory only; not on 7Y72) or 1-2 × 450 W 80 PLUS Platinum hot-swap (India version for 7Y72)
- Redundancy
- N+N with two hot-swap PSUs (configuration dependent); a second PSU can be added to single hot-swap models
- Max load
- 300 W: 334 W at 100-127 V, 326 W at 200-240 V; 2 × 450 W: 503 W / 484 W
- Input
- 100-127 V or 200-240 V AC, 50/60 Hz; IEC 320-C14 inlets
- Cooling
- Four non-hot-swap system fans
Ports
- Front
- 1 × USB 3.1 Gen 1, 1 × USB 2.0 with XClarity Controller access, optional VGA
- Rear
- 1 × VGA, 2 × USB 3.1 Gen 2, 1 × DB-9 serial, 2 × 1 GbE RJ-45, 1 × XCC RJ-45
Physical
- Form factor
- 1U rack
- Dimensions
- 435 mm W × 43 mm H × 545 mm D (17.1 × 1.7 × 21.5 in); 482 mm across the EIA flanges
- Weight
- 9.1 kg (20.1 lb) base, 12.3 kg (27.1 lb) maximum
- Rails
- Tool-less Friction Rail v2 (4-post), Short Rack Rail Kit (4-post, 356-610 mm flange spacing), Friction 2-Post Screw-in Rail Kit; no cable management arm
- Environment
- ASHRAE A2 (10-35 °C); A3 (5-40 °C) with 8 × 2.5" drives and a CPU up to 80 W
- Acoustics
- 5.3-5.7 bels operating, 4.9-5.4 bels idle
Management
- BMC
- Lenovo XClarity Controller (Pilot 4), Standard; Advanced (remote KVM) and Enterprise (virtual media, power capping) FoD upgrades
- Interfaces
- IPMI 2.0 (IPMI over LAN disabled by default), SNMPv3, CIM, DCMI 1.5, Redfish, HTML5 web UI, CLI; Virtual Operator Panel via the XClarity Mobile app on the front USB port
- Tools
- XClarity Provisioning Manager, Essentials, Administrator, Integrators (vCenter, System Center), Energy Manager, Capacity Planner
- Security
- TPM 1.2/2.0 (UEFI setting), Nationz TPM 2.0 (PRC only), optional lockable 1U security bezel, secure firmware updates; NIST SP 800-147B
Operating systems
- Windows
- Windows Server 2016, 2019, 2022
- Linux
- RHEL 7.5 (E-2100 only), 7.7-7.9, 8.0 (E-2100 only), 8.1-8.9, 9.0-9.3; SLES 12 SP3 (E-2100 only), 12 SP5, 15 (E-2100 only), 15 SP1-SP5; Ubuntu 22.04 LTS
- VMware
- ESXi 6.5 U2 (E-2100 only), 6.5 U3, 6.7 / 6.7 U2 (E-2100 only), 6.7 U3, 7.0 to 7.0 U3, 8.0 to 8.0 U2
Processors
- Intel Xeon E-2288G
- Intel Xeon E-2286G
- Intel Xeon E-2278G
- Intel Xeon E-2276G
- Intel Xeon E-2274G
- Intel Xeon E-2246G
- Intel Xeon E-2244G
- Intel Xeon E-2236
- Intel Xeon E-2234
- Intel Xeon E-2226G
- Intel Xeon E-2224G
- Intel Xeon E-2224
- Intel Xeon E-2186G
- Intel Xeon E-2176G
- Intel Xeon E-2174G
- Intel Xeon E-2146G
- Intel Xeon E-2144G
- Intel Xeon E-2136
- Intel Xeon E-2134
- Intel Xeon E-2126G
- Intel Xeon E-2124G
- Intel Xeon E-2124
- Intel Xeon E-2104G
- Intel Core i3-9320
- Intel Core i3-9300
- Intel Core i3-9300T
- Intel Core i3-9100
- Intel Core i3-9100T
- Intel Core i3-8350K
- Intel Core i3-8300
- Intel Core i3-8300T
- Intel Core i3-8100
- Intel Core i3-8100T
- Intel Pentium Gold G5620
- Intel Pentium Gold G5600T
- Intel Pentium Gold G5600
- Intel Pentium Gold G5500
- Intel Pentium Gold G5500T
- Intel Pentium Gold G5420
- Intel Pentium Gold G5420T
- Intel Pentium Gold G5400
- Intel Pentium Gold G5400T
- Intel Celeron G4950
- Intel Celeron G4930
- Intel Celeron G4930T
- Intel Celeron G4920
- Intel Celeron G4900
- Intel Celeron G4900T